The Crystal Structure of the Zymogen Catalytic Domain of Complement Protease C1R Reveals that a Disruptive Mechanical Stress is Required to Trigger Activation of the C1 Complex.
Budayova-Spano, M., Lacroix, M., Thielens, N., Arlaud, G., Fontecilla-Camps, J.C., Gaboriaud, C.(2002) EMBO J 21: 231
- PubMed: 11823416 
- DOI: 10.1093/emboj/21.3.231
- Primary Citation of Related Structures:  
1GPZ - PubMed Abstract: 
C1r is the modular serine protease (SP) that mediates autolytic activation of C1, the macromolecular complex that triggers the classical pathway of complement. The crystal structure of a mutated, proenzyme form of the catalytic domain of human C1r, compr ...